SANKORE-743

Now text size in TextItem is the same on separate platforms.

src/adaptors/UBSvgSubsetAdaptor.cpp

@@ -26,6 +26,7 @@
 #include "domain/UBGraphicsWidgetItem.h"
 #include "domain/UBGraphicsPDFItem.h"
 #include "domain/UBGraphicsTextItem.h"
+#include "domain/UBGraphicsTextItemDelegate.h"
 #include "domain/UBAbstractWidget.h"
 #include "domain/UBGraphicsStroke.h"
 #include "domain/UBGraphicsStrokesGroup.h"
@@ -454,6 +455,13 @@ UBGraphicsScene* UBSvgSubsetAdaptor::UBSvgSubsetReader::loadScene()
                     }
                 }
 
+                QStringRef pageDpi = mXmlReader.attributes().value("pageDpi");
+
+                if (!pageDpi.isNull())
+                {
+                    UBSettings::settings()->pageDpi->set(pageDpi.toString());
+                }
+
                 bool darkBackground = false;
                 bool crossedBackground = false;
 
@@ -883,6 +891,15 @@ UBGraphicsScene* UBSvgSubsetAdaptor::UBSvgSubsetReader::loadScene()
                 {
                     UBGraphicsTextItem* textItem = textItemFromSvg();
 
+                    UBGraphicsTextItemDelegate *textDelegate = dynamic_cast<UBGraphicsTextItemDelegate*>(textItem->Delegate());
+                    if (textDelegate)
+                    {
+                        QDesktopWidget* desktop = UBApplication::desktop();
+                        qreal currentDpi = (desktop->physicalDpiX() + desktop->physicalDpiY()) / 2;
+                        qreal textSizeMultiplier = UBSettings::settings()->pageDpi->get().toReal()/currentDpi;
+                        textDelegate->scaleTextSize(textSizeMultiplier);
+                    }
+
                     if (textItem)
                     {
                         textItem->setFlag(QGraphicsItem::ItemIsMovable, true);
@@ -1104,6 +1121,9 @@ void UBSvgSubsetAdaptor::UBSvgSubsetWriter::writeSvgElement()
     mXmlWriter.writeAttribute(UBSettings::uniboardDocumentNamespaceUri, "dark-background", mScene->isDarkBackground() ? xmlTrue : xmlFalse);
     mXmlWriter.writeAttribute(UBSettings::uniboardDocumentNamespaceUri, "crossed-background", mScene->isCrossedBackground() ? xmlTrue : xmlFalse);
 
+    QDesktopWidget* desktop = UBApplication::desktop();
+    mXmlWriter.writeAttribute("pageDpi", QString("%1").arg((desktop->physicalDpiX() + desktop->physicalDpiY()) / 2));
+
     mXmlWriter.writeStartElement("rect");
     mXmlWriter.writeAttribute("fill", mScene->isDarkBackground() ? "black" : "white");
     mXmlWriter.writeAttribute("x", QString::number(normalized.x()));

src/core/UBSettings.cpp

@@ -242,6 +242,8 @@ void UBSettings::init()
 
     pageSize = new UBSetting(this, "Board", "DefaultPageSize", documentSizes.value(DocumentSizeRatio::Ratio4_3));
 
+    pageDpi = new UBSetting(this, "Board", "pageDpi", 0);
+    
     QStringList penLightBackgroundColors;
     penLightBackgroundColors << "#000000" << "#FF0000" <<"#004080" << "#008000" << "#C87400" << "#800040" << "#008080"  << "#5F2D0A";
     boardPenLightBackgroundColors = new UBColorListSetting(this, "Board", "PenLightBackgroundColors", penLightBackgroundColors, 1.0);

src/core/UBSettings.h

@@ -337,6 +337,7 @@ class UBSettings : public QObject
         UBSetting* communityPsw;
 
         UBSetting* pageSize;
+        UBSetting* pageDpi;
 
         UBSetting* KeyboardLocale;
         UBSetting* swapControlAndDisplayScreens;

src/domain/UBGraphicsTextItemDelegate.cpp

@@ -237,12 +237,12 @@ void UBGraphicsTextItemDelegate::pickColor()
 
 void UBGraphicsTextItemDelegate::decreaseSize()
 {
-    ChangeTextSize(-delta);
+    ChangeTextSize(-delta, changeSize);
 }
 
 void UBGraphicsTextItemDelegate::increaseSize()
 {
-   ChangeTextSize(delta);
+   ChangeTextSize(delta, changeSize);
 }
 
 UBGraphicsTextItem* UBGraphicsTextItemDelegate::delegated()
@@ -322,9 +322,9 @@ void UBGraphicsTextItemDelegate::positionHandles()
     setEditable(isEditable());
 }
 
-void UBGraphicsTextItemDelegate::ChangeTextSize(int delta)
+void UBGraphicsTextItemDelegate::ChangeTextSize(qreal factor, textChangeMode changeMode)
 {
-    if (0 == delta)
+    if (0 == factor)
         return;
 
     QTextCursor cursor = delegated()->textCursor();
@@ -378,7 +378,7 @@ void UBGraphicsTextItemDelegate::ChangeTextSize(int delta)
 
 
         //setting new parameners
-        int iNewPointSize = iPointSize + delta;
+        int iNewPointSize = (changeSize == changeMode) ? (iPointSize + factor) : (iPointSize * factor);
         curFont.setPointSize( (iNewPointSize > 0)?iNewPointSize:1);
         textFormat.setFont(curFont);
         cursor.mergeCharFormat(textFormat);
@@ -387,7 +387,6 @@ void UBGraphicsTextItemDelegate::ChangeTextSize(int delta)
         cursor.setPosition (iCursorPos, QTextCursor::MoveAnchor);
     }
 
-    //delegated()->document()->adjustSize();
     delegated()->setFont(curFont);
     UBSettings::settings()->setFontPointSize(iPointSize);
     //returning initial selection
@@ -396,3 +395,8 @@ void UBGraphicsTextItemDelegate::ChangeTextSize(int delta)
 
     delegated()->setTextCursor(cursor);
 }
+
+void UBGraphicsTextItemDelegate::scaleTextSize(qreal multiplyer)
+{
+    ChangeTextSize(multiplyer, scaleSize);
+}

src/domain/UBGraphicsTextItemDelegate.h

@@ -29,10 +29,17 @@ class UBGraphicsTextItemDelegate : public UBGraphicsItemDelegate
 {
     Q_OBJECT
 
+    enum textChangeMode
+    {
+        changeSize = 0,
+        scaleSize
+    };
+
     public:
         UBGraphicsTextItemDelegate(UBGraphicsTextItem* pDelegated, QObject * parent = 0);
         virtual ~UBGraphicsTextItemDelegate();
         bool isEditable();
+        void scaleTextSize(qreal multiplyer);
 
     public slots:
         void contentsChanged();
@@ -61,7 +68,7 @@ class UBGraphicsTextItemDelegate : public UBGraphicsItemDelegate
 
     private:
         void customize(QFontDialog &fontDialog);
-        void ChangeTextSize(int delta);
+        void ChangeTextSize(qreal factor, textChangeMode changeMode);
 
         QFont createDefaultFont();
         QAction *mEditableAction;